Chair



FIG. 1 is a top plan view of a chair in accordance with the new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a side perspective view, an opposite side perspective view being a mirror image thereof; and,

FIG. 4 is a back perspective thereof.

Broken lines shown on the chair are understood to represent stitching. 

The ornamental design for a chair, as shown and described. 